<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>用户输入</title>
</head>

<body>
    <script>
        function getnum() {
            let arr = []
            for (let i = 0; i < 5; i++) {
                let num = +prompt(`请输入第${i + 1}个数`)
                arr.push(num)
            }
            arr.sort(function (a, b) {
                return a - b
            })
            return arr
        }
        console.log(getnum())
    </script>
</body>

</html>